Solve and graph. Write the solution in interval notation.
? 3
A. 
B. 
? 
C. ?
D. 
Answer: A
Mathematics
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Sketch the graph of the parabola.y = -x2 - 2
A. 
B. 
C. 
D. 
Mathematics
Find the LCM of the given polynomials.3x - 9, x2 - 3x
A. 3x2 - 9 B. 3x(x - 3) C. 3x - 3 D. 3x2 - 3
Mathematics
Find the volume and the surface area of the solid correct to the nearest unit.?
r = 4, h = 9.
?
?
A. 124 in 2 and 151 in 3 B. 25 in 2 and 324 in 3 C. 50 in 2 and 64 in 3 D. 254 in 2 and 729 in 3 E. 151 in 2 and 124 in 3
Mathematics
Solve the problem.The formula 
represents the number of households in a certain city, N, in thousands, that have a computer, x years after 2005. According to the formula, in what year were there 145,000 households with computers in this city?
A. 2010 B. 2012 C. 2009 D. 2011
Mathematics